Crysis Warhead
1. I add the 4870 profile to the amd.txt file as I saw none (0x1002, 0x9440, 4 // AMD Radeon HD 4870)
2. I changed the FSAAPrifiles.txt to incorporate ATI's CFAA
3. Installed Cat 8.9
4. Start Crysis then go to the options screen and click on the optimize button.
source
